How much, if any, of the shocking sights and sounds should newsrooms report when two people are murdered on live television and the video whips around the world on the Web?

Alison Parker and Adam Ward, two local TV journalists, were gunned down while on the air Wednesday. They were near Roanoke, Va., interviewing local Chamber of Commerce official Vicki Gardner about tourism. Gardner was seriously injured.

"We hold these truths to be self-evident, that all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty and the pursuit of Happiness."

It's Independence Day. Let's take a break from parades, patriotic songs and pyrotechnics to think about the Declaration of Independence, which was adopted by the Continental Congress on July 4, 1776.

As NPR and other news outlets report about the hundreds of people killed this month when the ship they were on went down off the Libyan coast, the stories are referring to those who died as "migrants."

Wednesday's attack at the Paris office of the satirical weekly Charlie Hebdo is thought to have been the work of killers who believe cartoons can be so offensive that they justified the murder of 12 people.

News organizations and people around the world obviously believe the opposite — that no one deserves to die just because he's rude, crude or otherwise obnoxious. Free speech includes the right to be offensive.

The biggest sports story of the week for millions of football (soccer) fans around the world was the sacking of David Moyes as manager of England's Manchester United, one of the two most valuable sports franchises on the planet.

In case you missed it, much is being made of what happened Thursday at the White House when a 10-year-old girl stepped forward at a take-your-children-to-work event with first lady Michelle Obama to say:

"My dad's been out of a job for three years and I wanted to give you his résumé."

High up on the Nepalese side of Mount Everest, fresh ice avalanches on Friday made it "almost certain that no one will summit the world's highest mountain from Nepal during this year's climbing season," Reuters writes.